plugins/browser-plugin-media/src/core.ts
import { SelfDescribingJson } from '@snowplow/tracker-core';
import {
getMediaEventSchema,
MEDIA_AD_BREAK_SCHEMA,
MEDIA_AD_SCHEMA,
MEDIA_PLAYER_SCHEMA,
MEDIA_SESSION_SCHEMA,
} from './schemata';
import { MediaPlayer, MediaAd, MediaAdBreak, MediaSession, MediaEvent } from './types';
export function buildMediaPlayerEvent(event: MediaEvent): SelfDescribingJson {
return {
schema: getMediaEventSchema(event.type),
data: removeEmptyProperties(event.eventBody ?? {}),
};
}
export function buildMediaPlayerEntity(mediaPlayer: MediaPlayer): SelfDescribingJson {
return {
schema: MEDIA_PLAYER_SCHEMA,
data: removeEmptyProperties(mediaPlayer),
};
}
export function buildMediaSessionEntity(session: MediaSession): SelfDescribingJson {
return {
schema: MEDIA_SESSION_SCHEMA,
data: removeEmptyProperties(session),
};
}
export function buildMediaAdEntity(ad: MediaAd): SelfDescribingJson {
return {
schema: MEDIA_AD_SCHEMA,
data: removeEmptyProperties(ad),
};
}
export function buildMediaAdBreakEntity(adBreak: MediaAdBreak): SelfDescribingJson {
return {
schema: MEDIA_AD_BREAK_SCHEMA,
data: removeEmptyProperties(adBreak),
};
}
/**
* Returns a copy of a JSON with undefined and null properties removed
*
* @param event - Object to clean
* @returns A cleaned copy of eventJson
*/
function removeEmptyProperties(event: Record<string, unknown>): Record<string, unknown> {
const ret: Record<string, unknown> = {};
for (const k in event) {
if (event[k] != null) {
ret[k] = event[k];
}
}
return ret;
}